RNA editing enables safe, reversible, and dose-tunable genetic correction without the permanent genomic risks or cargo limits of traditional DNA editing. However, conventional RNA editing tools often lack the ability to perform precise, large-scale modifications or site specific cut and paste operations on transcripts, which limits their therapeutic and research utility. UC Berkeley researchers have developed a programmable RNA editing platform that utilizes Type III CRISPR-Cas complexes integrated with a ligase to generate chimeric RNA molecules. This method enables robust RNA trans splicing, allowing for the replacement of defective exons, the insertion of large genetic sequences into transcripts, and the creation of novel fusion proteins. This approach provides a transient and potentially safer method for correcting genetic errors at the transcript level while offering greater flexibility for large scale RNA engineering. 

Agrobacterium mediated plant transformation is a slow process that integrates foreign DNA into the genome, necessitating years of backcrossing to meet regulatory requirements. Current DNA free delivery methods often suffer from low editing efficiency and struggle to target multiple genes simultaneously. UC Berkeley researchers have developed a high efficiency genome editing platform that utilizes anionic polymers to enhance the delivery of CRISPR ribonucleoproteins into plant cells. This method can increase editing efficiency by up to 2400% and enable the simultaneous modification of four or more target sites in a single cell. 

While organoids offer unparalleled advantages over traditional models for disease modeling and drug screening, their clinical translation is hindered by the difficulty of preserving their complex structures and functions. UC Berkeley researchers have addressed this by developing an air-free supercooling platform that maintains these systems in a liquid state at sub-zero temperatures without ice nucleation. By utilizing an engineered sealing system, this technology enables the extended preservation of complex 3D models at hypothermic temperatures without toxic cryoprotectants. This approach ensures high cell viability and functional integrity upon recovery, even protecting samples from vibration or accidental impact during transport.

Crop engineering is often limited by a poor understanding of plant regulatory architecture and the extreme rarity of natural activating mutations. To address this, UC Berkeley researchers developed a high-throughput pipeline using protoplast-based Massively Parallel Reporter Assays (MPRA) to screen thousands of cis-regulatory mutations simultaneously. This platform identifies specific "cis-genic" modifications - such as precise deletions and substitutions that tune gene expression to enhance complex traits like photosynthetic efficiency. By focusing on modifications that do not involve foreign DNA, this technology enables the rapid development of improved crop varieties that are currently unregulated by U.S statues for genetically modified organisms.

Researchers at the University of California, Davis and the USDA Agricultural Research Service (ARS) have developed RNAi-based compositions and methods that enhance miticide efficacy to control resistant Varroa destructor mites.

Researchers at the University of California, Davis have developed a protein-based composition and method that protects bioactive bacteria from thermal and osmotic stress during dehydration to maintain viability and shelf life.

Researchers at the University of California, Davis have developed a method that uses phenolic-rich agro-industrial residues to protect and stabilize beneficial microbes for improved shelf life and bioactivity.

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